How often is WN1227 on time?

Across 26 flights on BOS → BNA from 2025-10-02 to 2025-10-31, WN1227 arrived within 15 minutes of schedule 20% of the time. The median arrival delay was +37 min, and the worst 10% of flights arrived +117 min or later. 4% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

Performance by month

Performance by day of week

Other routes

• WN1227 on COS → LAS (23 flights)
• WN1227 on LAS → BUR (7 flights)
• WN1227 on LAS → SAN (12 flights)
• WN1227 on CRP → HOU (4 flights)
• WN1227 on DAL → SNA (18 flights)
• WN1227 on BWI → MSY (24 flights)
• WN1227 on BWI → PHX (16 flights)
• WN1227 on LAS → DEN (33 flights)
• WN1227 on SMF → LAS (15 flights)
• WN1227 on LGB → SLC (30 flights)
• WN1227 on HOU → BHM (31 flights)
• WN1227 on BHM → LAS (13 flights)
• WN1227 on DCA → DAL (28 flights)
• WN1227 on BHM → BWI (1 flights)
• WN1227 on MDW → DEN (1 flights)
• WN1227 on MKE → BNA (57 flights)
• WN1227 on MCI → MKE (7 flights)
• WN1227 on PHX → AUS (25 flights)
• WN1227 on CHS → DAL (10 flights)
• WN1227 on DAL → DEN (5 flights)

Related

• All Southwest Airlines flights on BOS → BNA
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• Southwest Airlines on the return, BNA → BOS